Class: Arel::Insert

Inherits:
Compound show all
Defined in:
lib/arel/algebra/relations/writes.rb,
lib/arel/engines/sql/relations/writes.rb,
lib/arel/engines/memory/relations/writes.rb

Instance Attribute Summary

Attributes inherited from Compound

#relation

Attributes included from Relation

#count

Instance Method Summary collapse

Methods inherited from Compound

#attributes, #build_query, #engine, #eql?, #hash, requires, #unoperated_rows

Methods included from Relation

#bind, #christener, #compiler, #exclusion_predicate_sql, #externalizable?, #externalize, #inclusion_predicate_sql, #join?, #primary_key, #session

Methods included from Relation::DefaultOperations

#attributes, #groupings, #havings, #inserts, #joins, #locked, #orders, #projections, #skipped, #sources, #taken, #wheres

Methods included from Relation::AttributeAccessable

#[], #find_attribute_matching_attribute, #find_attribute_matching_name, #position_of

Methods included from Relation::Operable

#alias, #join, #lock, #outer_join

Methods included from Relation::Operable::Writable

#delete, #insert, #update

Methods included from Relation::Enumerable

#each, #first

Constructor Details

#initialize(relation, record) ⇒ Insert

Returns a new instance of Insert.



15
16
17
 
# File 'lib/arel/algebra/relations/writes.rb', line 15

def initialize(relation, record)
  @relation, @record = relation, record.bind(relation)
end

Instance Method Details

#call ⇒ Object 



19
20
21
 
# File 'lib/arel/algebra/relations/writes.rb', line 19

def call
  engine.create(self)
end

#eval ⇒ Object 



3
4
5
 
# File 'lib/arel/engines/memory/relations/writes.rb', line 3

def eval
  unoperated_rows + [Row.new(self, record.values.collect(&:value))]
end

#to_sql(include_returning = true) ⇒ Object 



9
10
11
 
# File 'lib/arel/engines/sql/relations/writes.rb', line 9

def to_sql(include_returning = true)
  compiler.insert_sql(include_returning)
end